An example of a digital device can be
Digital clock
Automobile speed meter
Clock with a dial and two hands
All of the above
Correct Answer :
A. Digital clock
Related Questions
Abacus was the first
electronic computer
mechanical computer
electronic calculator
mechanical calculator
From which generation computers the printers were used?
first
second
third
fourth
The subject of cybernetics deals with the science of
Genetics
Control and communication
Molecular biology
Biochemistry
Why are vacuum tubes also called valves?
Because they can amplify the weak signals and make them strong
Because they can stop or allow the flow of current
Both of above
None of above
The system unit of a personal computer typically contains all of the following except:
Microprocessor
Disk controller
Serial interface
Modem
Nepal brought a computer for census of 2028 BS. This computer was of
first generation
second generation
third generation
fourth generation
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Mainframe computers
Super computer
Microcomputers
Which computer memory is used for storing programs and data currently being processed by the CPU?
Mass memory
Internal memory
Non-volatile memory
PROM
An operating system intended for use on microprocessor based systems that support a single user is
PC-DOS
MS-DOS
UNIX
CP/M
ALU is
Arithmetic Logic Unit
Array Logic Unit
Application Logic Unit
None of above
The personal computer industry was started by
IBM
Apple
Compaq
HCL
To access properties of an object, the mouse technique to use is-
Dragging
dropping
right-clicking
shift-clicking
An error in software or hardware is called a bug. What is the alternative computer jargon for it?
Leech
Squid
Slug
Glitch
EPROM can be used for
Erasing the contents of ROM
Reconstructing the contents of ROM
Erasing and reconstructing the contents of ROM
Duplicating ROM
A number that is used to control the form of another number is known as
Map
Mask
Mamtossa
Marker
Which one is the largest space?
kilobyte
petabyte
terrabyte
gigabyte
The Second Generation Computer was based on ________.
Vacuum Tube
Silicon Chips
Transistor
Bio Chips
Which of the following is the smallest storage?
Megabyte
Gigabyte
Terabyte
None of these
A set of information that defines the status of resources allocated to a process is
Process control
ALU
Register Unit
Process description
A device, which is not connected to CPU, is called as ________
land-line device
On-line device
Off-line device
Device
Computers with 80286 microprocessor is
XT computer
AT computers
PS/2 computer
None of above
Which of the following is not input unit device?
scanner
camera
plotter
digitizer
Through which device the main components of the computer communicate with each other?
Keyboard
System Bus
Monitor
Memory
Where as a computer mouse moves over the table surface, the trackball is
Stationary
Difficult to move
Dragged
Moved in small steps
________ are used for plotting graphs and design on papers
Trackball
Joystick
Light pen
Plotters
The arranging of data in a logical sequence is called
Sorting
Classifying
Reproducing
Summarizing
Identify the true statement
Computers are 100% accurate but it can suffer from GIGO
Computers are reliable because they use electronic component which have very low failure rate
Computer is never tired and does not suffer from boredom
All of above
When was the X window system born?
1984
1989
1988
1990
The value of each bead in earth is
1
3
5
7
Which is used for manufacturing chips?
Bus
Control unit
Semiconductors
A and b only